Lenovo E73 Betriebsanweisung PDF herunterladen (Seite 71)

4.Pivotthedrivebayassemblyupward.Then,pivotthetwoplasticretainingclipsoutwardtoremove

theheatsinkfanductfromthefailingheatsinkandfanassembly.

Figure41.Removingtheheatsinkfanduct

5.Disconnecttheheatsinkandfanassemblycablefromthemicroprocessorfanconnectoronthesystem

board.See“Locatingpartsonthesystemboard”onpage13.

Chapter5.Installingorreplacinghardware59

1 2 ... 66 67 68 69 70 71 72 73 74 75 76 ... 157 158

ThinkCentreE73 1
UserGuide 1
ThirdEdition(June2014) 2
Contents 3
Importantsafetyinformation 7
Powercordsandpoweradapters 8
Plugsandoutlets 9
Externaldevices 9
Heatandproductventilation 9
Operatingenvironment 10
Lasercompliancestatement 10
Powersupplystatement 11
Chapter1.Productoverview 13
Chapter1.Productoverview3 15
Speciﬁcations 17
Lenovoprograms 17
Chapter1.Productoverview7 19
Locations 21
.Productoverview11 23
Locatingcomponents 24
Locatingpartsonthesystemboard 25
Locatinginternaldrives 26
Machinetypeandmodellabel 27
16ThinkCentreE73UserGuide 28
Chapter2.Usingyourcomputer 29
NavigatingonWindows8 30
NavigatingonWindows8.1 31
Usingthewheelmouse 33
Adjustingaudio 33
UsingWindowsshortcutkeys 33
Aboutyourcomputeraudio 34
UsingCDsandDVDs 35
PlayingaCDorDVD 35
RecordingaCDorDVD 36
Chapter3.Youandyourcomputer 37
Glareandlighting 38
Aircirculation 38
Accessibilityinformation 38
Chapter3.Youandyourcomputer27 39
Chapter3.Youandyourcomputer29 41
Registeringyourcomputer 42
Chapter4.Security 43
Lockingthecomputercover 44
Usingpasswords 45
BIOSpasswords 45
Windowspasswords 46
Usingandunderstandingﬁrewalls 46
Protectingdataagainstviruses 46
Installingorreplacinghardware 47
Installingexternaloptions 47
Removingthecomputercover 47
1inwardandpivotthedrivebay 50
1asshownto 52
Replacingthebattery 54
Replacingtheharddiskdrive 55
Replacingtheopticaldrive 57
48ThinkCentreE73UserGuide 60
Replacingthesolid-statedrive 61
Replacingthemicroprocessor 73
62ThinkCentreE73UserGuide 74
2onthemicroprocessor 75
Replacingthesystemfanassembly 76
ReplacingtheWiFiunits 78
RemovingtheWiFiadaptercard 79
RemovingtheWiFicardmodule 79
68ThinkCentreE73UserGuide 80
InstallingtheWiFiunits 81
70ThinkCentreE73UserGuide 82
InstallingtherearWiFiantenna 83
RemovingtherearWiFiantenna 84
InstallingthefrontWiFiantenna 85
RemovingthefrontWiFiantenna 86
Replacingthekeyboardormouse 87
Completingthepartsreplacement 88
Obtainingdevicedrivers 89
78ThinkCentreE73UserGuide 90
Chapter6.Recoveryinformation 91
Creatingrecoverymedia 92
Usingrecoverymedia 92
Performingabackupoperation 92
Performingarecoveryoperation 93
Creatingandusingarescuemedium 94
Reinstallingsoftwareprograms 96
Reinstallingdevicedrivers 96
Solvingrecoveryproblems 96
Refreshingyourcomputer 97
Viewingandchangingsettings 99
Passwordconsiderations 100
Power-OnPassword 100
AdministratorPassword 100
HardDiskPassword 100
Enablingordisablingadevice 101
Selectingastartupdevice 102
EnablingErPLPScompliancemode 102
ExitingtheSetupUtilityprogram 103
92ThinkCentreE73UserGuide 104
Usingsystemprograms 105
ThinkCentreE73UserGuide 106
Chapter9.Preventingproblems 107
UsingSystemUpdate 108
Cleaningandmaintenance 108
Cleaningyourcomputer 109
Goodmaintenancepractices 110
Movingyourcomputer 110
Chapter9.Preventingproblems99 111
100ThinkCentreE73UserGuide 112
Basictroubleshooting 113
Troubleshootingprocedure 114
Troubleshooting 114
Audioproblems 115
CDproblems 116
DVDproblems 117
DVDmoviewillnotplay 118
Playbackisverysloworchoppy 118
Intermittentproblems 119
Monitorproblems 121
Theimageappearstobeﬂickering 122
Theimageisdiscolored 122
Networkingproblems 123
Optionproblems 125
Performanceandlockupproblems 126
Printerproblems 128
Serialconnectorproblems 128
Softwareproblems 129
USBproblems 130
Diagnosticprograms 130
LenovoSolutionCenter 131
LenovoThinkVantageToolbox 131
PC-DoctorforDOS 131
Informationresources 133
LenovoThinkVantageTools 133
HelpandSupport 133
SafetyandWarranty 133
LenovoWebsite 133
LenovoSupportWebsite 134
Helpandservice 134
Callingforservice 134
Usingotherservices 135
Purchasingadditionalservices 135
124ThinkCentreE73UserGuide 136
AppendixA.Notices 137
Trademarks 138
Exportclassiﬁcationnotice 139
Televisionoutputnotice 139
Electronicemissionsnotices 139
Eurasiancompliancemark 141
Brazilregulatorynotice 141
Mexicoregulatorynotice 141
ImportantWEEEinformation 143
RecyclinginformationforJapan 143
RecyclinginformationforBrazil 144
134ThinkCentreE73UserGuide 146
EuropeanUnionRoHS 147
ChinaRoHS 147
TurkishRoHS 147
UkraineRoHS 148
IndiaRoHS 148
AppendixE.ChinaEnergyLabel 149
138ThinkCentreE73UserGuide 150
140ThinkCentreE73UserGuide 152
142ThinkCentreE73UserGuide 154
144ThinkCentreE73UserGuide 156

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